Finding the Fourth Proportional to 11,238.63, 16,865.46 and 4,664.82

Step by Step Solution

1. Step 1: Write the proportion equation
   11,238.63 : 16,865.46 = 4,664.82 : x
2. Step 2: Convert to fraction form
   11,238.63/16,865.46 = 4,664.82/x
3. Step 3: Cross multiply
   11,238.63x = 16,865.46 × 4,664.82
4. Step 4: Simplify right side
   11,238.63x = 78,674,335.12
5. Step 5: Solve for x
   x = 78,674,335.12/11,238.63
6. Step 6: Final answer
   x = 7,000.35